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发明名称
Improvements in or relating to Apertured Data Storage Cards
摘要
申请公布号
GB1170431(A)
申请公布日期
1969.11.12
申请号
GB19660050072
申请日期
1966.11.08
申请人
MICROSEAL CORPORATION
发明人
THOMAS POND ANDERSON
分类号
G06K19/04
主分类号
G06K19/04
代理机构
代理人
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地址
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